Even while engaging his senses in contact with their objects, one who sees this whole world as the energy of Lord Viṣṇu is neither repelled nor elated. He is indeed the greatest among devotees.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
गृहीत्वापीन्द्रियैरर्थान् यो न द्वेष्टि न हृष्यति । विष्णोर्मायामिदं पश्यन् स वै भागवतोत्तमः
gṛhītvāpīndriyairarthān yo na dveṣṭi na hṛṣyati | viṣṇormāyāmidaṃ paśyan sa vai bhāgavatottamaḥ
SB 11.2.48